CN210180325U - Motor car rocking arm handle size verifying attachment - Google Patents
Motor car rocking arm handle size verifying attachment Download PDFInfo
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- CN210180325U CN210180325U CN201921222404.XU CN201921222404U CN210180325U CN 210180325 U CN210180325 U CN 210180325U CN 201921222404 U CN201921222404 U CN 201921222404U CN 210180325 U CN210180325 U CN 210180325U
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- 238000001514 detection method Methods 0.000 claims abstract description 11
- 230000008878 coupling Effects 0.000 claims abstract description 6
- 238000010168 coupling process Methods 0.000 claims abstract description 6
- 238000005859 coupling reaction Methods 0.000 claims abstract description 6
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 3
- 238000007689 inspection Methods 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000001788 irregular Effects 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model discloses a motor car rocking arm handle size verifying attachment, including first arc limit, second arc limit, horizontal limit, S-shaped arc limit, the protruding portion that first arc limit and the connecting portion formation on second arc limit have the horizontal extension recess, the first end on horizontal limit adopts circular arc transitional coupling with second arc limit, and the second end is connected with S-shaped arc limit, first arc limit passes through half circular arc limit transitional coupling with S-shaped arc limit, first arc limit, second arc limit, horizontal limit and S-shaped arc limit seal to be connected and constitute the detection cavity. The device can be used for rapidly and effectively detecting the size and the shape of the cast and processed rocker arm handle of the motor car, and has the remarkable characteristics of convenience and rapidness.
Description
Technical Field
The utility model relates to an inspection tool field, in particular to motor car rocking arm handle size verifying attachment.
Background
The motor car rocker arm handle is cast and produced by a precision casting method in the production process, and after the cast product is processed, the radian size, the central distance between the groove and the arc, the thickness size of the bevel edge of the welded junction and the relative position between the processing plane and the arc need to be checked, but because the parts are irregular special-shaped parts, time and labor are wasted during routine inspection, the inspection data is unstable, and the inspection efficiency is very low. Therefore, at present, a device which can realize the controllability of the size of the rocker arm handle in the production process of the rocker arm handle and is convenient for production personnel to find out the problem of poor size of the rocker arm handle in time is needed to be developed, so that the production quality of related procedures of the rocker arm handle is improved.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model discloses a motor car rocking arm handle size verifying attachment, including first arc limit, second arc limit, horizontal limit and S-shaped arc limit, the protruding portion that first arc limit and the connecting portion formation on second arc limit have the horizontal extension recess, the first end on horizontal limit adopts circular arc transitional coupling with second arc limit, and the second end is connected with S-shaped arc limit, first arc limit passes through half circular arc limit transitional coupling with S-shaped arc limit, first arc limit, second arc limit, horizontal limit and S-shaped arc limit seal the connection and constitute the detection cavity, first arc limit, second arc limit, S-shaped arc limit are unanimous with the circular arc of waiting to detect the work piece, provide convenience for waiting to detect the inspection of the irregular arc of work piece.
Furthermore, the included angle between the root tangent of the first arc edge and the root tangent of the second arc edge is α, and the angle of α is 10-15 degrees.
Furthermore, the included angle between the horizontal edge and the root tangent of the S-shaped arc edge is β, and the angle of β is 95-100 degrees.
Furthermore, the included angle between the S-shaped arc edge and the root tangent of the first arc edge is gamma, and the angle of the gamma is 25-30 degrees.
Furthermore, the inner wall of the semicircular arc edge is provided with an arc-shaped bulge.
Furthermore, a horizontal plane is arranged at the position, inside the detection cavity, of the joint of the semi-circular arc edge and the S-shaped arc edge.
Furthermore, a boss is arranged at the position, located inside the detection cavity, on the horizontal edge and used for matching with a groove of the workpiece to be detected.
The utility model has the advantages that:
the utility model discloses a motor car rocking arm handle size verifying attachment simple structure, convenient to use can realize in rocking arm handle production process to the controllability of rocking arm handle size, and inspection process easy operation, labour saving and time saving, the inspector can discover fast and be equipped with and examine whether rocking arm handle size is qualified.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a schematic structural view of a motor car rocker arm shank dimension inspection device of the present invention;
FIG. 2 is a schematic structural diagram of a bullet train rocker arm handle workpiece to be detected.
Reference numerals:
1-a first arc edge, 2-a second arc edge, 3-a horizontal edge, 4-an S-shaped arc edge, 5-a protrusion, 6-a boss, 7-a semi-circular arc edge and 8-an arc protrusion.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
As shown in fig. 1, a motor car rocker arm handle size inspection device includes a first arc edge 1, a second arc edge 2, a horizontal edge 3, and an S-shaped arc edge 4, wherein a connecting portion of the first arc edge 1 and the second arc edge 2 forms a protruding portion 5 having a transversely extending groove, a first end of the horizontal edge 3 and the second arc edge 2 adopt an arc transitional connection, a second end of the horizontal edge is connected with the S-shaped arc edge 4, the first arc edge 1 and the S-shaped arc edge 4 are in a transitional connection through a semicircular arc edge 7, the first arc edge 1, the second arc edge 2, the horizontal edge 3 and the S-shaped arc edge 4 are hermetically connected to form a detection cavity, and the thickness of the motor car rocker arm handle size inspection device of the present embodiment is 20 mm.
The included angle between the root tangent of the first arc edge 1 and the root tangent of the second arc edge 2 is α and is 10-15 degrees.
The included angle between the horizontal edge 3 and the root tangent of the S-shaped arc edge 4 is β and is 95-100 degrees.
The included angle between the S-shaped arc edge 4 and the root tangent of the first arc edge 1 is gamma, and the angle of the gamma is 25-30 degrees.
The inner wall of the semicircular arc edge 7 is provided with a circular arc bulge 8.
The joint of the semi-circular arc edge 7 and the S-shaped arc edge 4 is provided with a horizontal plane at the position inside the detection cavity.
The position of the horizontal edge 3 inside the detection cavity is provided with a boss 6.
When the size inspection device for the rocker arm handle of the bullet train is used, the size inspection device is sleeved on a machined workpiece of the rocker arm handle of the bullet train, firstly, a first arc edge 1, a second arc edge 2 and an S-shaped arc edge 4 of the size inspection device for the rocker arm handle of the bullet train are consistent with each part of an arc of the workpiece, and the first arc edge 1, the second arc edge 2 and the S-shaped arc edge 4 are attached to the arc surface of the workpiece without errors; then, the clearance between the plane of the workpiece and the horizontal edge 3 of the detection body is detected by the feeler gauge, and the feeler gauge is qualified when the clearance is up, namely the workpiece is qualified. And (3) checking the gap between the boss 6 and the groove of the workpiece in the same way, and determining that the clearance gauge is qualified when the clearance gauge is passed. And then, the inclination shapes and the clearances of the welded junction part and the protruding part 5 and the semi-circular arc edge 7 of the device for testing the size of the rocker arm handle of the locomotive are tested to be qualified.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization of those skilled in the art; when the technical solutions are contradictory or cannot be combined, the combination of the technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
Claims (7)
1. A motor car rocking arm handle size verifying attachment which characterized in that: including first arc limit, second arc limit, horizontal limit, S-shaped arc limit, the protruding portion that the connecting portion formation on first arc limit and second arc limit has the horizontal extension recess, the first end on horizontal limit adopts circular arc transitional coupling with second arc limit, and the second end is connected with S-shaped arc limit, first arc limit passes through semicircular arc limit transitional coupling with S-shaped arc limit, first arc limit, second arc limit, horizontal limit and S-shaped arc limit seal to be connected and constitute the detection cavity.
2. The motor vehicle rocker arm stem size testing device of claim 1, wherein: the included angle between the root tangent lines of the first arc edge and the second arc edge is 10-15 degrees.
3. The motor vehicle rocker arm stem size testing device of claim 1, wherein: the included angle between the horizontal edge and the root tangent of the S-shaped arc edge is 95-100 degrees.
4. The motor vehicle rocker arm stem size testing device of claim 1, wherein: the included angle between the S-shaped arc edge and the root tangent of the first arc edge is 25-30 degrees.
5. The motor vehicle rocker arm stem size testing device of claim 1, wherein: and the inner wall of the semicircular arc edge is provided with a circular arc bulge.
6. The motor vehicle rocker arm stem size testing device of claim 1, wherein: and a horizontal plane is arranged at the position, inside the detection cavity, of the joint of the semi-circular arc edge and the S-shaped arc edge.
7. The motor vehicle rocker arm stem size testing device of claim 1, wherein: and a boss is arranged at the position, located inside the detection cavity, on the horizontal edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921222404.XU CN210180325U (en) | 2019-07-30 | 2019-07-30 | Motor car rocking arm handle size verifying attachment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921222404.XU CN210180325U (en) | 2019-07-30 | 2019-07-30 | Motor car rocking arm handle size verifying attachment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210180325U true CN210180325U (en) | 2020-03-24 |
Family
ID=69842130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921222404.XU Expired - Fee Related CN210180325U (en) | 2019-07-30 | 2019-07-30 | Motor car rocking arm handle size verifying attachment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210180325U (en) |
-
2019
- 2019-07-30 CN CN201921222404.XU patent/CN210180325U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200324 |
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| CF01 | Termination of patent right due to non-payment of annual fee |